UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4n4oKbpjju0xpucWGeOvP5Hydz8kxCNgP4Nnc0d+K2k=' 
WHERE 
  key_id = '2ab52bc535d64ee3da53f741ed515d7726f86db6f1129fa14e7f166145a58e0d' 
  AND (
    token = '4n4oKbpjju0xpucWGeOvP5Hydz8kxCNgP4Nnc0d+K2k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )